Home / 752,657.15-1,039,528.91-495,682.83

Finding the Fourth Proportional to 752,657.15, 1,039,528.91 and 495,682.83

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Solution

The fourth proportional to 752,657.15, 1,039,528.91 and 495,682.83 is: 684,610.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,657.15 : 1,039,528.91 = 495,682.83 : x
  2. Step 2: Convert to fraction form
    752,657.15/1,039,528.91 = 495,682.83/x
  3. Step 3: Cross multiply
    752,657.15x = 1,039,528.91 × 495,682.83
  4. Step 4: Simplify right side
    752,657.15x = 515,276,633,214.82
  5. Step 5: Solve for x
    x = 515,276,633,214.82/752,657.15
  6. Step 6: Final answer
    x = 684,610.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.